Home / 781,517.20-1,172,263.08-249,031.04

Finding the Fourth Proportional to 781,517.20, 1,172,263.08 and 249,031.04

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Solution

The fourth proportional to 781,517.20, 1,172,263.08 and 249,031.04 is: 373,542.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    781,517.20 : 1,172,263.08 = 249,031.04 : x
  2. Step 2: Convert to fraction form
    781,517.20/1,172,263.08 = 249,031.04/x
  3. Step 3: Cross multiply
    781,517.20x = 1,172,263.08 × 249,031.04
  4. Step 4: Simplify right side
    781,517.20x = 291,929,893,966.00
  5. Step 5: Solve for x
    x = 291,929,893,966.00/781,517.20
  6. Step 6: Final answer
    x = 373,542.51

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.